Discover / sellat.app

Sellat

□ No challenge detected

Sellat proof of existence for one SHA-256: anchored on Polygon in the next fast batch (minutes) and attested on Bitcoin through OpenTimestamps; certificate, proof.json and evidence ZIP, verifiable without Sellat.

Listed price
$0.01
Challenge detected
0 of the last check
Last checked
18 Oct, 18:23 UTC
In our index since
18 Oct 2026

Endpoint

curl -i https://sellat.app/api/v2/proofs
# 402 Payment Required: pay with an x402 client (USDC on Base),
# then send the same request again with the payment attached.
1 listed endpoints · on x402 Bazaar

Checks and payment terms on this page refer to the endpoint above. Other listed endpoints have not been checked individually.

  • POSThttps://sellat.app/api/v2/proofs$0.01Sellat proof of existence for one SHA-256: anchored on Polygon in the next fast batch (minutes) and attested on Bitcoin through OpenTimestamps; certificate, proof.json and evidence ZIP, verifiable without Sellat.

A dash means the listing gives no price or method. Copy buttons copy the full URL.

Showing 1 of 1 listed endpoints.

Agents can find it through the Superstables MCP server and JSON API: GET /api/v1/services/sellat.app

Recent checks

18 Oct 2026One bar per check, showing up to 20 recent checks. Coloured bars show relative response time, with a minimum visible height; full-height grey bars mean no challenge was detected. “Challenge detected” means HTTP 402 or another detected payment-challenge signal.18 Oct 2026
All 1 checks
When (UTC)ResultHTTPResponse
18 Oct, 18:23 UTCNo challenge detected401170ms

Questions

Did our last probe detect a payment challenge?

No. At our last probe on 18 Oct, 18:23 UTC, we detected no payment challenge.

What price is recorded for Sellat?

Its listed price is $0.01.

What payment terms does Sellat advertise?

The listing advertises x402, Base and USDC. It names cdp as its facilitator. Check the seller's current payment challenge and authentication requirements before paying.

Where is Sellat listed?

In x402 Bazaar. Superstables first indexed it on 18 Oct 2026.

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